Saifulin Andrei
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date Jan. 5, 2025 (latest changes Jan. 5, 2025).
56 place (501.34).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (736.84 * 2.10 * 0.57 + 370.37 * 2.30 * 0.71 + 703.70 * 2.30 * 1 + 936.17 * 2.80 * 1 + 0) / (2.10 * 0.57 + 2.30 * 0.71 + 2.30 * 1 + 2.80 * 1 + 1) = 641.0107315022202
p2 = (936.17 * 2.80 * 1 + 703.70 * 2.30 * 1 + 736.84 * 2.10 * 0.57 + 370.37 * 2.30 * 0.71) / max_coefficients = 361.6687697160884
score = 641.0107315022202 * 0.5 + 361.6687697160884 * 0.5 = 501.3397506091543
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-05 | 56 | 500.38 -> 501.34 |
Finding Dora: 86% -> 71% |
| 2025-01-03 | 59 -> 56 | 500.38 | |
| 2024-12-27 | 56 -> 59 | 509.01 -> 500.38 |
13 tiles until tempai: 71% -> 57% |
| 2024-12-18 | 57 -> 56 | 509.01 | |
| 2024-11-05 | 59 -> 57 | 508.46 -> 509.01 |
Finding Dora: 100% -> 86% |
| 2024-11-03 | 62 -> 59 | 508.46 | |
| 2024-10-27 | 61 -> 62 | 517.06 -> 508.46 |
13 tiles until tempai: 86% -> 71% |
| 2024-10-18 | 60 -> 61 | 517.06 | |
| 2024-10-13 | 56 -> 60 | 521.26 -> 517.06 | |
| 2024-10-11 | 60 -> 56 | 521.26 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 936 |
|
4/48 | 100% | 2.80 | RR | Guardian of the Winds |
| 2 | 704 |
|
9/28 | 100% | 2.30 | CRR | Chasing Kan |
| 3 | 370 |
|
18/28 | 71% | 2.30 | CRR | Finding Dora |
| 4 | 737 |
|
6/20 | 57% | 2.10 | CRR | 13 tiles until tempai |